IP Library Granted Patent US 9,325,057
Granted Patent B2
US 9,325,057 · App. 13/287,598 · Granted Apr 26, 2016

Antenna radiating element

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Quick Facts
Patent No.
US 9,325,057
App. No.
13/287,598
Granted
Apr 26, 2016
Kind
B2
Abstract

The antenna radiating element includes an antenna configured to transmit a signal having one or more measurable characteristics and a shroud surrounding the antenna and configured to change the one or more measurable characteristics.

Claims (35)

1. An antenna radiating element, comprising:

an antenna configured to transmit a signal having one or more measurable characteristics; and

a shroud surrounding the antenna and configured to change the one or more measurable characteristics, the shroud including a hollow body tapered from one end to the other end, and one or more members attached to an exterior of the hollow body.

2. The antenna radiating element of claim 1 , wherein the antenna is a dipole antenna.

3. The antenna radiating element of claim 1 , wherein the one or more measurable characteristics is beam width.

4. The antenna radiating element of claim 1 , wherein the hollow body is constructed of one of a conductive material, a non-conductive material plated with a conductive material and a non-conductive material loaded with a conductive material.

5. The antenna radiating element of claim 1 , wherein the one or more members are constructed of one of a conductive material, a non-conductive material plated with a conductive material and a non-conductive material loaded with a conductive material.

6. The antenna radiating element of claim 5 , wherein

the one or more members are L shaped, and

one portion of the L shaped member extends from an outer surface of the hollow body.

7. The antenna radiating element of claim 6 , wherein

the one portion is a perpendicular portion extending perpendicularly from the outer surface of the hollow body, and

another portion of the L shaped member is a parallel portion extending down from the perpendicular portion and parallel to the outer surface of the hollow body.

8. The antenna radiating element of claim 7 , wherein the perpendicular portion and the parallel portion include at least one unequal dimension from one another.

9. The antenna radiating element of claim 7 , wherein the perpendicular portion and the parallel portion include at least one shape different from one another.

10. The antenna radiating element of claim 7 , wherein at least one of the perpendicular portion and the parallel portion include a surface pattern.

11. The antenna radiating element of claim 10 , wherein the surface pattern extends through the at least one of the perpendicular portion and the parallel portion.

12. The antenna radiating element of claim 1 , wherein the hollow body is a hollow cylinder.

13. The antenna radiating element of claim 1 , wherein the hollow body has a hollow rectangular cross-section.

14. The antenna radiating element of claim 1 , wherein the hollow body has a hollow polygon cross-section.

15. The antenna radiating element of claim 1 , wherein the antenna is a single band antenna.

16. The antenna radiating element of claim 1 , wherein the one or more measurable characteristics is isolation.

17. The antenna radiating element of claim 1 , wherein the one or more measurable characteristics is cross polarization.

18. A method of manufacturing an antenna shroud, the method comprising:

modeling an antenna, the model including one or more measurable signal characteristics;

modeling the shroud to change the one or more measurable signaling characteristics; and

manufacturing the shroud based on the modeled shroud, the manufacturing including,

constructing a hollow body tapered from one end to the other end,

constructing the one or more members, and

attaching the one or more members such that one portion of the one or more members extends from an outer surface of the hollow body.

19. A method of changing signal characteristics of an antenna, the method comprising:

installing a shroud over an antenna, wherein the shroud changes one or more measurable signal characteristics associated with the antenna, the shroud including a hollow body tapered from one end to the other end, and at least one member attached to an exterior of the hollow body.

20. The method of claim 19 , wherein

the one or more signal measurable characteristics are at least one of beam width, isolation and cross polarization, and

the one or more signal characteristics are measured before and after the shroud is installed.

Assignments (5)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 22, 2023
From: ALCATEL LUCENT
To: RFS TECHNOLOGIES, INC.
Reel/Frame 064659/0956 →
RELEASE OF SECURITY INTEREST Recorded Sep 30, 2014
From: CREDIT SUISSE AG
To: ALCATEL LUCENT
Reel/Frame 033868/0555 →
SECURITY AGREEMENT Recorded Jan 30, 2013
From: ALCATEL LUCENT
To: CREDIT SUISSE AG
Reel/Frame 029821/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 21, 2012
From: RADIO FREQUENCY SYSTEMS INC.
To: ALCATEL LUCENT
Reel/Frame 029515/0179 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 23, 2012
From: KATIPALLY, RAJA; STANEK, ANDRZEJ; POWELL, CHUCK
To: RADIO FREQUENCY SYSTEMS, INC.
Reel/Frame 027715/0067 →